INTERNATIONAL LABOUR CONFERENCE <br/><br/>
Revision of the convention concerning statistics of wages and hours of work/ 
ILO 
 - Geneva,  ILO,  c1984. 
 - 58p.; 
<br/><br/><label>ISBN: </label>00746681 
<br/><br/><label>Dewey Class. No.: </label>331 87 4